> On 10 Nov 2018, at 11:02 pm, Ryan Schmidt <ryandes...@macports.org> wrote: > > On Nov 10, 2018, at 02:53, Vincent Habchi wrote: > >> Ryan, >> >>> I don't know why Apple is doing this to us. This contradicts what we >>> previously knew about how SDKs were meant to function. The SDKs are >>> supposed to be the same as the system headers of a particular version. We >>> may want to file a bug report with Apple about this. Maybe then they will >>> fix it in a future version of Mojave. >> >> Do you want to proceed as a member of the Apple team, or do you prefer me to >> do so? >> >>> Unless you do have /usr/include on your system. Do you? For users who have >>> installed /usr/include using the hidden installer package, you might need >>> to have the port set configure.sdkroot to the path of the SDK, even when >>> MacPorts wouldn't otherwise have done so. >> >> Yes, I do. I was not even aware I shouldn’t. TBH, I don’t even remember >> using a “hidden” installer package. > > When Mojave was released, the Xcode command line tools for Mojave did not > install /usr/include (unlike all previous versions). They did install an > installer pkg somewhere inside /Library/Developer which you could then > separately install to get /usr/include. We believed Apple did this because > they wanted to phase out the use of /usr/include, and were only keeping this > hidden installer pkg around for users who couldn't adapt to its removal so > quickly. We assume future versions of Xcode command line tools won't provide > this, so we want MacPorts to work when /usr/include isn't there. > > However, on my own Mojave test machine, I now have /usr/include. I was > playing around with that hidden installer pkg, but I had not intended to > install it. Maybe I inadvertently installed it, or maybe a Mojave or Xcode or > Xcode command line tools update caused it to be installed automatically. > Maybe Apple has changed its mind about removing /usr/include in Mojave. I > have not yet updated the Mojave buildbot worker past macOS 10.14.0 and Xcode > 10.0, but when I do, I'll check if /usr/include appears there too.
I install 10.14 in a VM yesterday, to get a clean environment to run some tests. I did this by copying and upgrade my 10.13 VM. It is now running Xcode 10.1, and I don’t have /usr/include in it cheers Chris
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